ECHO cloning is a rapid, easy and common DNA recombination technique.目的:利用ECHO克隆 系统建立一种更加快速 、 方便、通用的DNA重组技术.The methods include using Agrobacterium - mediated transformation , electroporation, gene gun bombardment andgly...
DNA fingerprinting has proved the clincher in this investigation.在这次调查中，DNA指纹鉴定起了决定性的作用。DNA profiling has aided the struggle against crime.DNA分析对于打击犯罪有所帮助。They act at least a temporary block to DNA synthesis in micro - o...
Our neighbours lodged a complaint against us with the police.我们的邻居向警方控告我们。Several leading citizens have lodged complaints against the city councilors for their mishandling of public money.市民中的几位领导人物就市议员滥用公款对他们提出控诉.The bu...
在一些细胞中观察到界限清楚的中心体.Clearly defined centrosomes have been observed in some cells.每个 动物细胞 跟植物细胞不同,都有一对中心体.Every animal cell ( but not plant cells ) contains a pair of centrioles.目前的研究表明中心体异常在人类恶性肿瘤中普遍存在.Recent studies revea...
他扫完地，又干了几样杂活儿。He sweeps up and does a few odds and ends.这种产品看起来和点燃后都与常见的香烟没什么两样。The product looks and burns like a regular cigarette.这些数字往往是用错误的方法计算出来的，所用的都是特别挑选出来的对自己有利的样本组。These figures were often spuriously computed b...
The schoolmaster was a scholarly man. All his pupils looked up to him.校长是个很有学问的人,他的学生都尊重他。It jars your scholarly feelings to see the pages dog's - eared.看见书角卷了起来,影响你的学者的感情了.He has gained a distinction in various fie...
They spent their free time in Glasgow busking in Argyle Street.他们闲暇时就在格拉斯哥的阿盖尔街上演唱卖艺。Passers-by in the area have been treated to some high-quality busking.路过这一带的行人听到过水平很高的街头演唱。Darren : My busking experience is quite limi...